Bat fan



FIG. 1 is a perspective view of the bat fan showing my new design;

FIG. 2 is a top plan view of FIG. 1, the bottom being substantially a mirror image of that shown except for the switch;

FIG. 3 is a front elevation view of FIG. 1;

FIG. 4 is a rear elevational view of FIG. 1;

FIG. 5 is a right side elevational view of FIG. 1; the left side elevational view being a mirror image thereof; and,

FIG. 6 is an exploded view of FIG. 1. 

The ornamental design for a bat fan, as shown and described. 